by James A. Richards [and others]. by James A. Richards, Jr. [and others]. by Charles S. Gray and others. by C. H. Bamford and others. by Stephen H. Cradall and others. by F. A. Holland [and others] by Kao Yu-pao and others. by R. K. Bhat [and others] edited by James S. Duesenberry and others. by Ju Chin Chu and others.